20+ Associate Quality Engineer Interview Questions and Answers

Sorting an array and finding first two large numbers, along with theory questions on manual testing, Java concepts, and frameworks.

• To sort an array, you can use built-in sorting functions like Arrays.sort() in Java.

• To find the first two large numbers in an array, you can iterate through the array and keep track of the two largest numbers.

• Theory questions on manual testing can include topics like test case design, test execution, and defect management.

• Java OOPs concepts may co...read more

Functional testing is a type of software testing where the system is tested against the functional requirements/specifications.

• Test scenarios for a web application could include testing user authentication functionality

• Testing search functionality to ensure accurate results are returned

• Testing form submissions to verify data is being saved correctly

• Testing navigation links to ensure they lead to the correct pages

Interface defines only method signatures while abstract class can have both method signatures and implementations.

• An interface can be implemented by multiple classes while a class can only inherit from one abstract class.

• An abstract class can have constructors while an interface cannot.

• An abstract class can have non-abstract methods while an interface can only have abstract methods.

• An abstract class can have instance variables while an interface cannot.

• Example of interface: R...read more

Patching is the process of updating or fixing software to address security vulnerabilities or bugs.

• Patching involves applying updates or fixes to software to improve functionality or security.

• Patch management is important to ensure systems are up to date and secure.

• Examples of patching include installing Windows updates or updating antivirus definitions.

To start DB using Selenium, we need to establish a connection to the database and execute SQL queries.

• Import the necessary libraries for database connectivity and Selenium

• Create a connection to the database using the appropriate driver

• Execute SQL queries to perform desired actions on the database

• Close the database connection after use

OOPS Concepts are the fundamental principles of Object-Oriented Programming.

• Encapsulation - bundling of data and methods that operate on that data

• Inheritance - ability of a class to inherit properties and methods from a parent class

• Polymorphism - ability of objects to take on multiple forms or have multiple behaviors

• Abstraction - hiding of complex implementation details and showing only essential features

RCA stands for Root Cause Analysis, a systematic process used to identify the underlying cause of a problem or issue.

• RCA involves investigating and analyzing the factors that contributed to a particular incident or problem.

• It helps in identifying the root cause rather than just addressing the symptoms.

• Common techniques used in RCA include 5 Whys, Fishbone Diagram, Fault Tree Analysis, etc.

• The goal of RCA is to prevent the issue from recurring by addressing the root cause.

• Exam...read more

iframe is used to embed another HTML document within the current document, while window handling involves managing multiple browser windows or tabs.

• iframe is used to display content from another source within the current webpage

• Window handling involves managing multiple browser windows or tabs

• iframe is used for embedding maps, videos, or other external content

• Window handling is commonly used in automated testing to switch between windows or tabs

main() is the entry point of a C or C++ program where execution begins.

• main() is a predefined function in C and C++ programming languages.

• It is the starting point of execution for any C or C++ program.

• It can have arguments like argc and argv to accept command line arguments.

• The return type of main() function is int.

• Example: int main() { // code }

Testing is needed to ensure the quality and reliability of software products.

• Testing helps to identify defects and errors in software products.

• It ensures that the software meets the requirements and specifications.

• Testing helps to improve the user experience and satisfaction.

• It helps to reduce the risk of software failure and downtime.

• Testing is essential for maintaining the reputation and credibility of the company.

• Examples of testing include functional testing, performance ...read more

To print prime numbers between two given numbers, use a loop to check each number for primality.

• Use a loop to iterate through the range of numbers between the two given numbers

• For each number, check if it is a prime number by dividing it by all numbers less than itself

• If the number is only divisible by 1 and itself, it is a prime number and can be printed

Armstrong number is a number that is equal to the sum of its own digits raised to the power of the number of digits.

• Iterate through each digit of the number

• Calculate the power of each digit based on the total number of digits

• Sum up the powers of all digits

• Check if the sum is equal to the original number

Agile ceremonies are regular meetings held during a project to ensure collaboration, communication, and progress towards goals.

• Sprint planning: setting goals and tasks for the upcoming sprint

• Daily stand-up: brief meetings to discuss progress and any obstacles

• Sprint review: demonstration of completed work to stakeholders

• Sprint retrospective: reflection on the previous sprint and identifying areas for improvement

Automation testing offers faster feedback, increased test coverage, and improved accuracy.

• Automation testing saves time and effort by executing tests automatically.

• It allows for faster feedback on code changes and helps catch defects early in the development cycle.

• Automation testing can cover a larger number of test cases and scenarios than manual testing.

• It improves accuracy and reduces the risk of human error.

• Automation testing can be run 24/7, allowing for continuous testi...read more

Selenium Framework is an open-source automation tool used for testing web applications.

• It supports multiple programming languages like Java, Python, C#, etc.

• It consists of three main components: Selenium IDE, Selenium WebDriver, and Selenium Grid.

• It allows for cross-browser testing and supports various browsers like Chrome, Firefox, Safari, etc.

• It provides various features like element locating, handling pop-ups and alerts, taking screenshots, etc.

• It can be integrated with ot...read more

My automation framework is a hybrid framework combining data-driven and keyword-driven approaches for efficient test automation.

• Combines data-driven and keyword-driven approaches

• Utilizes reusable functions and libraries

• Supports parallel execution for faster testing

• Integrates with CI/CD pipelines for continuous testing

• Provides detailed reporting and logging for easy analysis

Types of testing include functional, non-functional, manual, automated, regression, and exploratory testing.

• Functional testing checks if the software meets the specified requirements.

• Non-functional testing checks the performance, usability, and security of the software.

• Manual testing is done by humans, while automated testing is done by software tools.

• Regression testing checks if changes to the software have introduced new bugs.

• Exploratory testing involves exploring the softw...read more

The candidate is asked to explain a piece of code.

• Identify the purpose of the code

• Explain the logic and functionality of the code

• Discuss any specific algorithms or techniques used in the code

An exception in Java is a runtime error that disrupts the normal flow of a program.

• Exceptions are objects that are thrown when an error occurs during the execution of a program.

• They can be caught and handled using try-catch blocks.

• Common types of exceptions include NullPointerException, ArrayIndexOutOfBoundsException, and IOException.

OOPS (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.

• OOPS focuses on creating objects that interact with each other to solve a problem.

• It involves concepts like inheritance, encapsulation, polymorphism, and abstraction.

• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation involves bundling data and methods that opera...read more